---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-22-062735"
form_type: "8-K"
ticker: "QTRX"
cik: "0001503274"
company_name: "Quanterix Corp"
filed_at: "2022-05-19T23:59:59+00:00"
generated_at: "2026-06-25T09:09:59.060754+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Quanterix SVP Diagnostics Dawn Mattoon resigns effective July 10, 2022

## Summary
- Dawn Mattoon notified Quanterix on May 13, 2022 of her resignation as Senior Vice President, Diagnostics.
- Resignation is effective July 10, 2022.
- No successor or interim replacement has been announced as of the filing date.

## SEC filing metadata
- accession: 0001104659-22-062735
- form_type: 8-K
- ticker: QTRX
- cik: 0001503274
- company_name: Quanterix Corp
- filed_at: 2022-05-19T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1503274/000110465922062735/0001104659-22-062735-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1503274/000110465922062735/tm2216015d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-22-062735
- JSON: https://secwatch.observer/filing/0001104659-22-062735.json
- Plain text: https://secwatch.observer/filing/0001104659-22-062735.txt

## Key facts
- Executive change
  Dawn Mattoon resigned as Senior Vice President, Diagnostics at Quanterix Corp.
  - Action: resigned
  - Role: Senior Vice President, Diagnostics
  source text: On May 13, 2022, Dawn Mattoon notified Quanterix Corporation (the “Company”) of her resignation as Senior Vice President, Diagnostics, effective July 10, 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1503274/000110465922062735/0001104659-22-062735-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.